decolorant

简明释义

英[diːˈkʌlərənt]美[diˈkʌlərənt]

n. 漂白剂

adj. 漂白的；有脱色作用的

英英释义

单词用法

同义词

反义词

例句

1.Through the study on the removal of the pigment matters from the neutralized wastewater that restrain ferment during its reuse, an ideal decolorant, I.

研究中和废水回用过程中抑制发酵的色素物质的脱除，确定了理想的脱色材料———粉末状活性炭，并得出最佳的脱色工艺参数。

2.Food products are used as acid neutralizer and peeling agent, decolorant and deodorant in the foodstuff industry.

食品级产品在食品工业用做酸中和剂，以及去皮剂、脱色剂、除臭剂等。

3.The color in different ages and parts of bamboo wood was analysed, and the decolorant effect of bamboo wood from treating with H_2O_2 was also tested.

本文对毛竹材不同年龄和不同部位的材色进行了分析，并试验了H_2O_2对竹材的脱色处理效果。

4.Useage: Mordant agent, water repellent, oil decolorant. It is also used in leather and paper industries.

用途：媒染剂、防水剂、油脂脱色剂。也用于制革、造纸业。

5.Through the study on the removal of the pigment matters from the neutralized wastewater that restrain ferment during its reuse, an ideal decolorant, I.

研究中和废水回用过程中抑制发酵的色素物质的脱除，确定了理想的脱色材料———粉末状活性炭，并得出最佳的脱色工艺参数。

6.In the textile industry, decolorant is often applied to remove unwanted colors from fabrics.

在纺织行业中，脱色剂通常用于去除织物上不需要的颜色。

7.The artist experimented with a decolorant to create unique effects in her paintings.

这位艺术家尝试使用脱色剂在她的画作中创造独特的效果。

8.Before dyeing the fabric, it is essential to use a decolorant to ensure even color application.

在染色织物之前，使用脱色剂以确保颜色均匀涂抹是至关重要的。

9.The laboratory tested various decolorants to find the most effective one for their samples.

实验室测试了多种脱色剂以找到最有效的样品。

10.The hair salon used a special decolorant to lighten her dark hair.

这家美发沙龙使用了一种特殊的脱色剂来淡化她的深色头发。

作文

In the world of chemistry and materials science, understanding various compounds and their applications is crucial. One such compound that has garnered attention is the decolorant, which refers to a substance used to remove color from materials or solutions. The use of decolorants is prevalent in various industries, including textiles, paper production, and even food processing. The ability to alter the color of a product can significantly impact its marketability and usability. For instance, in the textile industry, dyes are often used to give fabrics vibrant colors. However, there are instances where manufacturers need to change the color or restore the original hue of a fabric. This is where decolorants come into play. These substances can break down the chemical bonds of dye molecules, effectively removing the unwanted color. The process not only enhances the aesthetic appeal of the fabric but also allows for greater flexibility in design. Similarly, in the paper industry, decolorants are employed to whiten recycled paper products. The recycling process often leaves behind residual dyes and inks that can affect the quality and brightness of the final product. By utilizing decolorants, manufacturers can achieve a cleaner and more appealing paper, which is essential for printing and packaging purposes. In the realm of food processing, decolorants can be used to remove unwanted colors from food products. For example, certain fruits and vegetables may undergo discoloration during storage or processing. The application of decolorants can help restore the natural appearance of these products, making them more appealing to consumers. This is particularly important in an industry where visual appeal plays a significant role in purchasing decisions. The effectiveness of decolorants can vary based on their chemical composition and the type of dye or pigment being targeted. Common decolorants include hydrogen peroxide, sodium hypochlorite, and various bleaching agents. Each of these substances works through different mechanisms, such as oxidation or reduction, to achieve the desired decolorization effect. While the benefits of using decolorants are clear, it is essential to consider the environmental impact of these chemicals. Some decolorants can be harmful to aquatic life if they enter waterways, leading to stricter regulations on their use. As a result, researchers are continually exploring eco-friendly alternatives that can provide similar results without compromising environmental safety. In conclusion, decolorants play a vital role in various industries by allowing for the removal of unwanted colors from materials and products. Their applications range from textiles to food processing, highlighting their versatility and importance. However, as we continue to utilize these substances, it is crucial to balance their effectiveness with environmental considerations. The ongoing research into sustainable alternatives will ensure that we can continue to benefit from decolorants while minimizing our ecological footprint.

在化学和材料科学的世界中，理解各种化合物及其应用至关重要。其中一种引起关注的化合物是去色剂，指的是用于去除材料或溶液中颜色的物质。去色剂在纺织、造纸甚至食品加工等多个行业中得到了广泛应用。改变产品颜色的能力可以显著影响其市场性和可用性。例如，在纺织行业，染料通常用于赋予面料鲜艳的颜色。然而，有时制造商需要改变颜色或恢复面料的原始色调。这时去色剂就派上了用场。这些物质可以分解染料分子的化学键，从而有效去除不需要的颜色。这一过程不仅增强了面料的美观性，还允许设计上的更大灵活性。同样，在造纸行业，去色剂被用来使回收纸产品变白。回收过程常常留下残余的染料和墨水，会影响最终产品的质量和亮度。通过利用去色剂，制造商能够实现更清洁、更具吸引力的纸张，这对印刷和包装目的至关重要。在食品加工领域，去色剂可用于去除食品产品中不需要的颜色。例如，某些水果和蔬菜在储存或加工过程中可能会发生变色。应用去色剂可以帮助恢复这些产品的自然外观，使其对消费者更具吸引力。在一个视觉吸引力在购买决策中占据重要地位的行业中，这一点尤为重要。去色剂的有效性可能因其化学成分和目标染料或颜料的类型而异。常见的去色剂包括过氧化氢、次氯酸钠和各种漂白剂。这些物质通过不同的机制（如氧化或还原）工作，以实现所需的去色效果。虽然使用去色剂的好处显而易见，但考虑这些化学物质对环境的影响也至关重要。有些去色剂如果进入水道，可能对水生生物造成危害，从而导致对其使用的严格监管。因此，研究人员不断探索环保替代品，以提供类似效果而不妨碍环境安全。总之，去色剂在各个行业中发挥着重要作用，允许去除材料和产品中不需要的颜色。它们的应用范围从纺织到食品加工，突显了其多功能性和重要性。然而，在我们继续利用这些物质时，平衡其有效性与环境考虑至关重要。对可持续替代品的持续研究将确保我们能够继续受益于去色剂，同时将生态足迹降到最低。